Mod 10

Question 1

The building blocks of DNA are

Answer 1

nucleotides, which are made up of three parts: a deoxyribose (5-carbon sugar), a phosphate group, and a nitrogenous base

Question 2

There are four types of nitrogenous bases in DNA.

Answer 2

Adenine (A) and guanine (G) are double-ringed purines, and cytosine (C) and thymine (T) are smaller, single-ringed pyrimidines

Question 3

DNA occurs in three main stages:

Answer 3

initiation, elongation, and termination.